// Copyright (C) 2016 The V8 Project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
esid: sec-number.nan
description: >
  "NaN" property descriptor and value of Number
info: |
  20.1.2.10 Number.NaN

  The value of Number.NaN is NaN.

  This property has the attributes { [[Writable]]: false, [[Enumerable]]: false,
includes: [propertyHelper.js]
---*/

function Test() {
    assert.sameValue(Number.NaN, NaN);

    verifyNotEnumerable(Number, "NaN");
    verifyNotWritable(Number, "NaN");
}

// preheat
const NUMBER_OF_PREHEAT = 1;
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}

ArkTools.jitCompileAsync(Test);
assert.sameValue(ArkTools.waitJitCompileFinish(Test), true, '[JIT] JIT disabled.');

// test
const NUMBER_OF_TEST = 1; // or 2
for (let i = 0; i < NUMBER_OF_TEST; i++) {
    Test();
}
